# FMOD Studio

**URL:** https://qa.fmod.com/c/fmodstudio/5.md?no_subcategories=false&page=124

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**Page:** 125

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## [2D sounds, mono/stereo source pan issue...](https://qa.fmod.com/t/2d-sounds-mono-stereo-source-pan-issue/12338)

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**Author:** [@dev\_sound](https://qa.fmod.com/u/dev_sound)\
**Replies:** 2\
**Last updated:** [March 4, 2016, 12:49am UTC](https://qa.fmod.com/t/2d-sounds-mono-stereo-source-pan-issue/12338 "2016-03-04T00:49:37Z")

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Is this known issue? Just discovered after trying a combination of mono and stereo UI + dialog files: Create a new event Drop a short mono wav on timeline Make 2D; delete 3D panner in Master Loop the event to audition …

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## [Event not exporting to unity correctly](https://qa.fmod.com/t/event-not-exporting-to-unity-correctly/12343)

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**Author:** [@oliran](https://qa.fmod.com/u/oliran)\
**Replies:** 3\
**Last updated:** [March 3, 2016, 10:42pm UTC](https://qa.fmod.com/t/event-not-exporting-to-unity-correctly/12343 "2016-03-03T22:42:11Z")

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I have a very simple event that has a transition and marker (http://postimg.org/image/xorm04fnn/). In FMOD, the transition works fine. But in Unity, the transition doesn’t point to the right part of the music. What happe…

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## [Synchronization problems with multisound events.](https://qa.fmod.com/t/synchronization-problems-with-multisound-events/12337)

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**Author:** [@GibbonsTheLegend](https://qa.fmod.com/u/GibbonsTheLegend)\
**Replies:** 1\
**Last updated:** [February 29, 2016, 11:48pm UTC](https://qa.fmod.com/t/synchronization-problems-with-multisound-events/12337 "2016-02-29T23:48:15Z")

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Hi everyone, I am working on integrating with FMOD Studio several parts of music separated by instruments, like Guitars, Basses, Drums etc. I have five tracks, four of them with single sounds and only one with a multisu…

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## [How do I pitch-shift an event AND change its duration?](https://qa.fmod.com/t/how-do-i-pitch-shift-an-event-and-change-its-duration/12339)

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**Author:** [@Arcus](https://qa.fmod.com/u/Arcus)\
**Replies:** 2\
**Last updated:** [February 29, 2016, 11:27pm UTC](https://qa.fmod.com/t/how-do-i-pitch-shift-an-event-and-change-its-duration/12339 "2016-02-29T23:27:41Z")

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In FMOD Studio, it’s really easy to change the pitch of an event, but the duration remains the same. In old samplers, changing pitch also changes time (no timestretch). For example, how can I lower an event by a few sem…

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## [New audio trimming feature question (1.08)](https://qa.fmod.com/t/new-audio-trimming-feature-question-1-08/12335)

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**Author:** [@m0nkey](https://qa.fmod.com/u/m0nkey)\
**Replies:** 1\
**Last updated:** [February 28, 2016, 2:20am UTC](https://qa.fmod.com/t/new-audio-trimming-feature-question-1-08/12335 "2016-02-28T02:20:24Z")

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I was told by Brett that 1.08 is coming out very soon!That’s a great news! I wanna know does the trimming audio(front and rear) feature recalculate the audio length for rendering and reduce the bank size?? If there are s…

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## [delay playing event instances](https://qa.fmod.com/t/delay-playing-event-instances/12321)

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**Author:** [@gmayer1](https://qa.fmod.com/u/gmayer1)\
**Replies:** 6\
**Last updated:** [February 26, 2016, 3:06pm UTC](https://qa.fmod.com/t/delay-playing-event-instances/12321 "2016-02-26T15:06:58Z")

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I’m getting delays playing simple event instances, on both win32 and iOS. I thought I had all the basics down: Studio vs. 1.07.05 code: #define FMOD\_VERSION 0x00010705 all events are set NOT streaming in Studio b…

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## [Envelope on cut off frequency (triggers)](https://qa.fmod.com/t/envelope-on-cut-off-frequency-triggers/12330)

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**Author:** [@synnys](https://qa.fmod.com/u/synnys)\
**Replies:** 3\
**Last updated:** [February 26, 2016, 12:55am UTC](https://qa.fmod.com/t/envelope-on-cut-off-frequency-triggers/12330 "2016-02-26T00:55:47Z")

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Hi, basic setup: level with water, music is playing when you go under (box collider-\>OnTriggerEnter) water parameter = 1 when you go up again (box collider-\>OnTriggerExit) water parameter = 0 water parameter is fil…

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## [How do I do "round-robin"-style randomization or prevent the same sound from playing twice in a row?](https://qa.fmod.com/t/how-do-i-do-round-robin-style-randomization-or-prevent-the-same-sound-from-playing-twice-in-a-row/12332)

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**Author:** [@Arcus](https://qa.fmod.com/u/Arcus)\
**Replies:** 5\
**Last updated:** [February 25, 2016, 5:07pm UTC](https://qa.fmod.com/t/how-do-i-do-round-robin-style-randomization-or-prevent-the-same-sound-from-playing-twice-in-a-row/12332 "2016-02-25T17:07:59Z")

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I really like the simplicity of FMOD Studio’s randomizing to provide additional variations. I know I can specify play percentage in multi-sound (or scatter) events to give some sounds more of a likelihood of triggering t…

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## [It's possible have two different mixers (stereo and mono) in the same project?](https://qa.fmod.com/t/its-possible-have-two-different-mixers-stereo-and-mono-in-the-same-project/12331)

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**Author:** [@adriansantos](https://qa.fmod.com/u/adriansantos)\
**Replies:** 3\
**Last updated:** [February 25, 2016, 10:18am UTC](https://qa.fmod.com/t/its-possible-have-two-different-mixers-stereo-and-mono-in-the-same-project/12331 "2016-02-25T10:18:49Z")

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Hi everyone. A quick question. With Fmod Studio it’s possible make two different mixers in the same project? Stereo and the downmixing to mono. The idea is know if you hear in a mobile-phone/table speaker or with headp…

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## [Scattered sound and 2D](https://qa.fmod.com/t/scattered-sound-and-2d/12327)

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**Author:** [@Damien](https://qa.fmod.com/u/Damien)\
**Replies:** 2\
**Last updated:** [February 24, 2016, 12:23am UTC](https://qa.fmod.com/t/scattered-sound-and-2d/12327 "2016-02-24T00:23:44Z")

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Hi I’ve created an event for a score counter for UI in a 2D game, based on scattered sound. I’ve removed the 3D panner, but the sound still behave like a 3D sound in Unity and is attenuated when i move away. Other 2D s…

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## [How do I create Steve Reich-style phasing loops of different lengths with multiple layers in a single event?](https://qa.fmod.com/t/how-do-i-create-steve-reich-style-phasing-loops-of-different-lengths-with-multiple-layers-in-a-single-event/12325)

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**Author:** [@Arcus](https://qa.fmod.com/u/Arcus)\
**Replies:** 2\
**Last updated:** [February 23, 2016, 2:19pm UTC](https://qa.fmod.com/t/how-do-i-create-steve-reich-style-phasing-loops-of-different-lengths-with-multiple-layers-in-a-single-event/12325 "2016-02-23T14:19:41Z")

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I’m on FMOD Studio 1.07.06 on Windows 8. I’m hoping you can help me solve this creative problem. I’m in a situation where development currently allows me to have one in-game emitter trigger a single event that plays acr…

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## [LFO Modulator ?](https://qa.fmod.com/t/lfo-modulator/12303)

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**Author:** [@aranon](https://qa.fmod.com/u/aranon)\
**Replies:** 4\
**Last updated:** [February 22, 2016, 12:23am UTC](https://qa.fmod.com/t/lfo-modulator/12303 "2016-02-22T00:23:42Z")

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Hey there! I am trying to modulate the cutoff frequency of the lowpass filter effect inside fmod studio and connect the speed of the modulation to a game parameter. In other music software I would do that with an LFO. T…

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## [Negative parameter minimum value indefinitely spawns virtual voices](https://qa.fmod.com/t/negative-parameter-minimum-value-indefinitely-spawns-virtual-voices/12311)

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**Author:** [@rvangaal](https://qa.fmod.com/u/rvangaal)\
**Replies:** 4\
**Last updated:** [February 18, 2016, 1:30pm UTC](https://qa.fmod.com/t/negative-parameter-minimum-value-indefinitely-spawns-virtual-voices/12311 "2016-02-18T13:30:39Z")

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Hi, I’m using a number of events that all play at the same time (Fmod 1.07.03). I’ve noticed that some of my sounds got stolen after a while. It turns out the culprit is one event, which has an input parameter with a ra…

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## [Script Load Error](https://qa.fmod.com/t/script-load-error/12300)

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**Author:** [@i.sysoev](https://qa.fmod.com/u/i.sysoev)\
**Replies:** 2\
**Last updated:** [February 18, 2016, 4:59am UTC](https://qa.fmod.com/t/script-load-error/12300 "2016-02-18T04:59:38Z")

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Hello! I use FMOD Studio v1.07.06 and there is an error appears when I try to reload recent project or hit “preferences” button. An error occured while loading “C:/FMOD SoundSystem/FMOD Studio 1.07.06/Scripts/Perforce.…

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## [Size duplication when I build Banks](https://qa.fmod.com/t/size-duplication-when-i-build-banks/12312)

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**Author:** [@Marta](https://qa.fmod.com/u/Marta)\
**Replies:** 1\
**Last updated:** [February 18, 2016, 3:01am UTC](https://qa.fmod.com/t/size-duplication-when-i-build-banks/12312 "2016-02-18T03:01:59Z")

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I amb Building my Fmod project and when I compare the size between Banks and Audio Asset, I find that Banks have double size than Audio Asset. I don’t understant why fmod is duplicating the size when I build the Banks. …

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## [Perforce integration bug when replacing audio files](https://qa.fmod.com/t/perforce-integration-bug-when-replacing-audio-files/12309)

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**Author:** [@forgereply](https://qa.fmod.com/u/forgereply)\
**Replies:** 1\
**Last updated:** [February 18, 2016, 12:11am UTC](https://qa.fmod.com/t/perforce-integration-bug-when-replacing-audio-files/12309 "2016-02-18T00:11:27Z")

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Hi, steps to reproduce the bug: open a project that is properly configured for Perforce integration, containing at least one audio file open the Audio Bin right-click on an audio file and choose “Replace…” from the co…

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## [FMOD Studio v1.07.06: After project migration attempting to save project hangs indefinitely](https://qa.fmod.com/t/fmod-studio-v1-07-06-after-project-migration-attempting-to-save-project-hangs-indefinitely/12310)

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**Author:** [@ragtag](https://qa.fmod.com/u/ragtag)\
**Replies:** 2\
**Last updated:** [February 17, 2016, 5:37am UTC](https://qa.fmod.com/t/fmod-studio-v1-07-06-after-project-migration-attempting-to-save-project-hangs-indefinitely/12310 "2016-02-17T05:37:08Z")

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Howdy, After loading our project in FMOD Studio and completing the migration phase trying to simply save the project hangs FMOD Studio indefinitely (I tried letting it run overnight once just to make sure). Requiring a …

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## [Playing sound on speaker in PS4 controller using event bank](https://qa.fmod.com/t/playing-sound-on-speaker-in-ps4-controller-using-event-bank/12304)

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**Author:** [@sunny6121993](https://qa.fmod.com/u/sunny6121993)\
**Replies:** 4\
**Last updated:** [February 16, 2016, 11:28am UTC](https://qa.fmod.com/t/playing-sound-on-speaker-in-ps4-controller-using-event-bank/12304 "2016-02-16T11:28:06Z")

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Hello I am now developing a PS4 game and try to output sounds from the speaker in PS4 controller. I have found an example in low level API, but since I would like to use FMOD Studio to create events for the sounds, I wo…

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## [FMOD Studio 'randomly' gets stuck on play button and doesn't play track](https://qa.fmod.com/t/fmod-studio-randomly-gets-stuck-on-play-button-and-doesnt-play-track/12270)

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**Author:** [@TheLovelySlug](https://qa.fmod.com/u/TheLovelySlug)\
**Replies:** 3\
**Last updated:** [February 12, 2016, 11:37am UTC](https://qa.fmod.com/t/fmod-studio-randomly-gets-stuck-on-play-button-and-doesnt-play-track/12270 "2016-02-12T11:37:00Z")

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Hi all, I’m not sure if this has been reported before, or if it’s just specific to me. Every now and then (it seems random) when I click the play button in order to play an event, the button turns and stays yellow, but…

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## ["total sound" value automation in the scatterer sound module](https://qa.fmod.com/t/total-sound-value-automation-in-the-scatterer-sound-module/12301)

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**Author:** [@wart](https://qa.fmod.com/u/wart)\
**Replies:** 1\
**Last updated:** [February 11, 2016, 3:01am UTC](https://qa.fmod.com/t/total-sound-value-automation-in-the-scatterer-sound-module/12301 "2016-02-11T03:01:06Z")

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I seems I can’t add automation or randomization to the “total sound” value in the scatterer sound module. Am I mistaken or is there a good reason for this? thx, wart

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## [Stutters/crackle when calling Update() a lot](https://qa.fmod.com/t/stutters-crackle-when-calling-update-a-lot/12243)

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**Author:** [@rvangaal](https://qa.fmod.com/u/rvangaal)\
**Replies:** 3\
**Last updated:** [February 8, 2016, 9:29am UTC](https://qa.fmod.com/t/stutters-crackle-when-calling-update-a-lot/12243 "2016-02-08T09:29:07Z")

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Using FMod Studio 1.07.02. I’m often rendering with a framerate above 60Hz, say around 160Hz in my case. I call FMOD::Studio::System::Update() for every rendered frame, so around 160Hz. This results in crackling sound …

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## [Ability to select sound driver and hear audio in studio can break when upgrading to 1.7.3](https://qa.fmod.com/t/ability-to-select-sound-driver-and-hear-audio-in-studio-can-break-when-upgrading-to-1-7-3/12280)

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**Author:** [@xan.williams](https://qa.fmod.com/u/xan.williams)\
**Replies:** 3\
**Last updated:** [February 8, 2016, 4:22am UTC](https://qa.fmod.com/t/ability-to-select-sound-driver-and-hear-audio-in-studio-can-break-when-upgrading-to-1-7-3/12280 "2016-02-08T04:22:49Z")

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I had this problem today, which I finally managed to solve. I thought I’d post here so someone else can find the solution quickly, if they do a search. The problem was that I lost all sound in Studio. When I went to the…

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## [can't add single events to mixer view](https://qa.fmod.com/t/cant-add-single-events-to-mixer-view/12187)

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**Author:** [@mightypants](https://qa.fmod.com/u/mightypants)\
**Replies:** 5\
**Last updated:** [February 8, 2016, 2:28am UTC](https://qa.fmod.com/t/cant-add-single-events-to-mixer-view/12187 "2016-02-08T02:28:59Z")

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In the past, working with FMOD 1.5, I was able to drag the input bus of an individual event into a mixer view. Working now with version 1.7, I’m unable to do this. Is there another way, or something else I’m missing? C…

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## [Integrate FMOD with Ren'Py](https://qa.fmod.com/t/integrate-fmod-with-renpy/12291)

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**Author:** [@charliethegoldfish](https://qa.fmod.com/u/charliethegoldfish)\
**Replies:** 1\
**Last updated:** [February 8, 2016, 12:18am UTC](https://qa.fmod.com/t/integrate-fmod-with-renpy/12291 "2016-02-08T00:18:28Z")

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I am making a game in Ren’Py and the person doing audio would really like to use FMOD so I was wondering how possible this is and where I should start looking to figure it out. I haven’t had an experience with FMOD befor…

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## [Metadata\\Return](https://qa.fmod.com/t/metadata-return/12263)

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**Author:** [@hitech](https://qa.fmod.com/u/hitech)\
**Replies:** 3\
**Last updated:** [February 3, 2016, 12:58am UTC](https://qa.fmod.com/t/metadata-return/12263 "2016-02-03T00:58:50Z")

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What data is in the Metadata\\Return folder. I’m setting up a zip file for user content creation, there is only a framework project i.e. buss and bank names. The return folder has 1 file that is 14 meg in size. Can I d…

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## [Window management and navigation request](https://qa.fmod.com/t/window-management-and-navigation-request/12239)

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**Author:** [@whatisvalis1](https://qa.fmod.com/u/whatisvalis1)\
**Replies:** 1\
**Last updated:** [February 1, 2016, 12:34am UTC](https://qa.fmod.com/t/window-management-and-navigation-request/12239 "2016-02-01T00:34:51Z")

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CMD 3 on the Mac brings up the audio bin, but this cmd does not toggle the window state. Any chance key cmd can toggle open/close window states? CMD M to minimize the audio bin with the event editor in the background o…

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## [Panner Pre Volume Possible Somehow?](https://qa.fmod.com/t/panner-pre-volume-possible-somehow/12269)

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**Author:** [@michaelklier1](https://qa.fmod.com/u/michaelklier1)\
**Replies:** 1\
**Last updated:** [January 31, 2016, 12:59am UTC](https://qa.fmod.com/t/panner-pre-volume-possible-somehow/12269 "2016-01-31T00:59:32Z")

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Hey everyone, I’m currently struggling to meet a specific requirement for our game. The situation is as follows: I’m in a cockpit of small aircraft. I have external sounds which are playing that are the size of aircra…

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## [4channel sound ambiences](https://qa.fmod.com/t/4channel-sound-ambiences/12281)

<div class="topic-metadata">

**Author:** [@vojtanedved](https://qa.fmod.com/u/vojtanedved)\
**Replies:** 3\
**Last updated:** [January 30, 2016, 7:46pm UTC](https://qa.fmod.com/t/4channel-sound-ambiences/12281 "2016-01-30T19:46:13Z")

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I recorded some test 4channel sound ambiences with IRT cross microphone technique. I know that FMOD Studio supports 4channel sound files. What if the listener rotated, audio channels (L, R, Ls, Rs) within an event would …

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## [Where did event callback happen？](https://qa.fmod.com/t/where-did-event-callback-happen/12274)

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**Author:** [@wubugui](https://qa.fmod.com/u/wubugui)\
**Replies:** 4\
**Last updated:** [January 27, 2016, 7:14am UTC](https://qa.fmod.com/t/where-did-event-callback-happen/12274 "2016-01-27T07:14:18Z")

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I init fmod studio with FMOD\_STUDIO\_INIT\_NORMAL. But I found there are two fmodstudio thread here.Now I want to know in which thread the event callback happen,either or both? thx!

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## [intercom and soundbank](https://qa.fmod.com/t/intercom-and-soundbank/12222)

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**Author:** [@Tom1](https://qa.fmod.com/u/Tom1)\
**Replies:** 8\
**Last updated:** [January 27, 2016, 2:38am UTC](https://qa.fmod.com/t/intercom-and-soundbank/12222 "2016-01-27T02:38:28Z")

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Hi, I’d like to build a system that uses the studio system to output sounds in a 7.1 system. Next to that I’d like to be able to use some of the remaining inputs and outputs of the same soundcard to build a small inter…

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